v3.25.4
Investment Securities - Narrative (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Schedule of Held-to-Maturity Securities [Line Items]    
Allowance for credit loss related to held-to-maturity securities $ 0 $ 0
Investment grade percentage 97.00% 98.00%
Non-agency CMBS    
Schedule of Held-to-Maturity Securities [Line Items]    
Allowance for credit loss related to held-to-maturity securities $ 60 $ 52